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Finding the Fourth Proportional to 96,893.64, 133,699.02 and 53,869.68

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Solution

The fourth proportional to 96,893.64, 133,699.02 and 53,869.68 is: 74,332.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,893.64 : 133,699.02 = 53,869.68 : x
  2. Step 2: Convert to fraction form
    96,893.64/133,699.02 = 53,869.68/x
  3. Step 3: Cross multiply
    96,893.64x = 133,699.02 × 53,869.68
  4. Step 4: Simplify right side
    96,893.64x = 7,202,323,423.71
  5. Step 5: Solve for x
    x = 7,202,323,423.71/96,893.64
  6. Step 6: Final answer
    x = 74,332.26

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.